Finding the Third Proportional to 8,424,138 and 18,193,196
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Solution
The third proportional to 8,424,138 and 18,193,196 is: 39,290,949.49
Step by Step Solution
- Step 1: Write the proportion equation
8,424,138 : 18,193,196 = 18,193,196 : x - Step 2: Convert to fraction form
8,424,138/18,193,196 = 18,193,196/x - Step 3: Cross multiply
8,424,138x = 18,193,196 × 18,193,196 - Step 4: Simplify right side
8,424,138x = 330,992,380,694,416 - Step 5: Solve for x
x = 330,992,380,694,416/8,424,138 - Step 6: Final answer
x = 39,290,949.49
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.